16MM Momentary Push Button Switch 4 Pin Waterproof 12V

What are the detailed parameters of the momentary push button switch?

Production Series FLM16-10HEJM Light Guide Button PC plastic
Button Shape round Actuator 304 Stainless steel
Button LED Color Red blue green yellow white Housing Sleeve H59 nickel plated brass/304Stainless steel
Mechanical Life The 500 thousand time Button Pin H62 copper alloy
Electrical Life The 100 thousand time Rubber Ring SIL silica gel
Protection Level IP67 IK09 Nut H59 nickel plated brass
Rated Voltage 36V(DC) 250(AC) Housing PA66+GF20% nylon
Rated Current 3A(DC)3A(AC) Light Source LED
Rated Power 108W(DC)750W(AC) Resistor Metal film
Operating Temperature -25℃~+85℃ Contact AgCdO12

The description of the waterproof momentary push button switch.

  • The installation aperture is 16mm, and its panel opening are between 16.2mm and 16.5mm. Then put the product in the mounting hole, install the waterproof ring on the back of the panel, screw the 16mm metal nut, which can play a waterproof role.


  • The head of the product is high head, the product’s size of 16mm is very small, however, European and American people have larger fingers, the convex head make them use the button very easy.
High head push button switch
  • The metal part of the product is divided into three metal materials, which functions are also different, the following is a description of the materials.
push button switch material
  1. The stainless steel product adopts 304 or 316L stainless steel, which contains nickel material. It has corrosion resistance, which is suitable for outdoor and seaside use.
  2. The brass product means that the appearance is beautiful and atmosphere after electroplating treatment. The cost is relatively low, which is usually used in test equipment and automation equipment.
  3. The metal appearance of the zinc alloy product can be electroplated in a variety of colors, such as red, green, black, and so on. The appearance of the whole button is with color after electroplating, which is very beautiful and personalized.
  • The plastic material of the product is PC and nylon PA66. It can withstand temperatures of up to 160 degrees, which is usually used in an environment between minus 40 degrees and 80 degrees.
  • The product has a reset function, it has a normally open function, its contact point is a silver point which size is 3.5mm, the current can reach 10A. It can be used on the mechanical equipment, which power is under 1500W.
  • The interior of the product is designed with a waterproof ring and its waterproof rating is IP67, which can be used outdoors.
  • The mechanical life of the product is 500,000 times while the service life is 100,000 times.
  • The product has a variety of colors, such as red, green, yellow, blue, white, orange, etc..
  • The product can achieve a variety of voltage, such as 2V, 12V, 24V, 110V, 120V, 220V, 380V, etc..
  • The wiring pin position of the product is 2.8mm, you can directly buy 2.8mm wiring terminal to connect or use solder wiring, which is very convenient for use.
Long service life

How to connect the wire with the momentary push button switch?

Connect the positive pole of power with the load pin of switch, the other load pin with LED lamp pin ”+” and the positive pole of equipment.

Next, connect the negative pole of power and negative pole of the LED lamp pin. When the power is on, press the button, it is energized, the LED inside the push button lights up.

When hand release the push button, it is power off. Please refer to the drawing.

push button switch wiring

What does a momentary push button switch work?

Momentary push button switch is a button that is installed on the machine. When the machine is powered up, press the button, the machine will start. While finger release the button, the machine will be powered off, which is used to control the start and stop of machinery and equipment.

Product recommendation: flat head button switch with light

What is a momentary push button switch?

When presses the button switch head, the springboard in the button switch pushed the spring down, at the same time, the silver point on the springboard and the silver point on the base will contact and is energized.

When release the button, the spring immediately rebounds, the silver dots on the springboard are separated from the silver dots on the base, the button switch is disconnected and the machine stops working.


The momentary push button switch of Filn had passed the certifications of UL, CE, ROSH, ISO90001. It also has a professional button switch test laboratory, which can ensure the quality of the push button.

filn production company

Filn has 11 years of experience in button production, and also has a professional R&D team and can customize various types of button switches according to customer’s requirements.

In addition to button switches, Filn also produces indicator light, rocker switches and other products, which can be found at

If you have any questions about the blue push button switch, please contact us immediately, we will give you a satisfactory answer within 24 hours.

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